package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    //黑马Day3-8详细介绍了控制、业务、持久三层该如何创建


    @Autowired
    private DishService dishService;//这是业务层的类对象
    //在只有接口没有实现类的情况下，会报错

    @Autowired
    private RedisTemplate redisTemplate;



    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody  DishDTO dishDTO){

        log.info("新增菜品:{}",dishDTO);
        dishService.SaveWithFlavor(dishDTO);

        //清理关于缓存的分类数据
        String key = "dish_"+ dishDTO.getCategoryId();//获取分类的key
        redisTemplate.delete(key);

        return Result.success();

    }



    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品查询信息：{}",dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }



    /**
     * 菜品批量删除
     * @return
     */
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result delete(@RequestParam Long[] ids){
        //MVC框架的@RequestParam可以将字符串解析成数组
        log.info("菜品批量删除信息：{}",ids);
        dishService.deletebatch(ids);

        //清理所有分类数据
        Set keys = redisTemplate.keys("dish_*");//模糊查询，不存在模糊删除
        redisTemplate.delete(keys);

        return Result.success();
    }


    /**
     * 基于Id访问菜品信息，需要包含菜品对应的口味
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("菜品Id:{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }



    /**
     * 修改菜品
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody  DishDTO dishDTO){
        log.info("修改菜品:{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);

        //清理所有分类数据
        Set keys = redisTemplate.keys("dish_*");//模糊查询，不存在模糊删除
        redisTemplate.delete(keys);

        return Result.success();
    }

    /**
     * 起售停售菜品
     */
    @PostMapping("/status/{status}")
    @ApiOperation("起售停售菜品")
    public Result startOrStop(@PathVariable Integer status,Long id){
        dishService.startOrStop(status,id);

        //清理所有分类数据
        Set keys = redisTemplate.keys("dish_*");//模糊查询，不存在模糊删除
        redisTemplate.delete(keys);

        return Result.success();

    }

    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }

}
